High Energy & Dual Energy Cams, Chevy 4 and 6 Cyl

High Energy™ CamThese high torque cams work very well on the street. Designed for use in carbureted engines having a 9:1 CR or less. Can be used in conjunction with most stock components, including intake and exhaust manifolds, and carburetors. Normally, gas mileage will either remain the same or increase over a stock cam.